"It is with a very deep sadness that [Fisher's daughter] Billie Lourd confirms that her beloved mother Carrie Fisher passed away at 8:55 this morning," the statement read.

Via the statement, Lourd said, "She was loved by the world and she will be missed profoundly. Our entire family thanks you for your thoughts and prayers."

Fisher reportedly went into cardiac arrest while on an airplane flying from London to Los Angeles on Friday, December 23. Fisher, who was "in a lot of distress on the flight" according to a source, became unresponsive and was removed from the aircraft by paramedics. She was on tour promoting her book The Princess Diarist.

On Dec. 25, Fisher's mother, legendary actress Debbie Reynolds, had tweeted that her daughter was in stable condition.

"Carrie is in stable condition.If there is a change, we will share it. For all her fans & friends. I thank you for your prayers & good wishes," Reynolds wrote.

Fisher is best remembered for her role as the female lead in Star Wars. She debuted as Princess Leia in 1977's Star Wars Episode IV – A New Hope at the age of 19, and went on to star in the following two films of the series, in addition to reprising her iconic role in 2015's The Force Awakens.

Fisher is survived by Lourd, Reynolds, and her cherished French bulldog, Gary.